3d image of colistin skeletal formula

colistin polymyxin antibiotic last-resort multidrug-resistant gram-negative infection dolr heroic dose drug last resort pseudomonas aeruginosa klebsiella pneumoniae acinetobacter colistimethate sodium colistin sulfate prodrug kidney problem neurological anaphylaxis cytoplasmic membrane mic biosynthesis rendering pharmacophore bacterial mount overdose pharmacodynamics infections iatrogenic pharmaceutics pharmacology action microorganism pathogen antibiotic-resistant pharma resistance medication remedy bacteria side effect gram-positive flora contraindications medicine